Three discrete types of muscle fibers are identified on the basis of their size, speed, and endurance. Which of the following athletic endeavors best represents the use of red fibers?

multiunit smooth muscle

Of the following muscle types, which has only one nucleus, no sarcomeres, and rare gap junctions?

no muscle tension could be generated

Hypothetically, if a muscle were stretched to the point where thick and thin filaments no longer overlapped ________.

no contraction at all by nervous mechanisms, but contraction if stimulated by an external electrode

An individual has just ingested a chemical that binds irreversibly to the ACh receptors in the sarcolemma. By itself it does not alter membrane potential, yet prevents normal neurotransmitter binding. Ignoring the effects on any other system, the consequence to skeletal muscle would be ________.